**Math questions and answers**

** **Some

**Math questions**are provided below. Please go through all

**Math questions and answers**for better understanding in subject (numbers).Top ten

**math questions**are given below with its

**answers**. Practice all and do better in your exam.

Math questions and Answers |

**Question 1.**

Write the following numbers in numerals-

Solution:

(1) sixty seven lakh fifty four thousand three hundred and eighty nine = 6754389.

(2) ninety three thousand four hundred and twenty eight = 93428

(3) Four crore fifty eight lakh seventy two thousand and ninety three = 45872093

**Question 2.**

Write the following numbers in expanded form-

Solution:

(1) 32456 = 30000 + 2000 + 400 +50+6

(2) 123766 = 100000 + 20000 +3000 +700 + 60 + 6

(3) 94567201= 90000000 + 4000000 + 500000 + 60000 +7000 + 200 + 1

**Question 3.**

Read the numbers given below and write them in words-

Solution:

(1(1) 637895 – Six lakh thirty seven thousand eight hundred and ninety five.

(2) 23685456 – Two crore thirty six lakh eighty five thousand four hundred and fifty six

(3) 768432- Seven lakh sixty eight thousand four hundred and thirty two.

(4) 5690832- fifty six lakh ninety thousand eight hundred and thirty two.

(5) 713429856 - Seventy one crore thirty four lakh twenty nine thousand eight hundred and fifty six.

**Question 4.**

Write the largest and smallest nine digit numbers using the digits 1,0,9,8,7,4,5,6,3

Solution:

(1)Required largest nine digit number = 987654310

(2)Required smallest nine digit number = 103456789

**Question 5.**

Which number is the odd one –

(1) 6543

(2) 6352

(3) 6586

(4) 9862

Solution:

(1) 6543 is an odd number.

**Question 6.**

Make the largest and smallest eight digit numbers without repetition of the digits 9,8,7,6,5,4,3,2

Solution:

Required largest eight digit number = 98765432

Required smallest eight digit number = 23456789

**Question 7.**

Write the largest and smallest seven digit numbers using the numbers given below-

(1) 4, 0, 5, 9, 8, 7, 3

(2) 2, 9, 8, 4, 6, 3, 7

Solution:

(1) Required greatest seven digit number = 9875430

Required smallest seven digit number = 3045789

(2) Required greatest number of seven digits = 9876432

Required smallest seven digit number = 2346789

**Question 8.**

What is the place value of 6 in the following numbers?

Solution:

Place value of 6 in 876432 = 6 × 1000 = 6000

Place value of 6 in 93621 = 6 × 100 = 600

Place value of 6 in 7698231 = 6 × 100000 = 600000

Place value of 6 in 56370 = 6 × 1000 = 6000

Place value of 6 in 650810 = 6× 100000 = 600000

**Question 9.**

What is the place value of 7 in the following numbers?

Solution:

(a) Place value of first 7 in 7654876 = 7 × 1000000 = 7000000

(b) Place value of 7 in 10875639 = 7 × 10000= 70000

(c) Place value of 7 in 59782934 = 7 × 100000 = 700000

**Question 10.**

Express the numeral, 85936702 in the expanded form, showing each digit with its place value.

Solution:

85936702=(2*10^{0})+(0*10^{1})+(7*10^{2})+(6*10^{3})+(3*10^{4})+(9*10^{5})+(5*10^{6})+(8*10^{7})

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